How the world’s first written languages spread around the world (VIDEO)

The Business Insider Science channel might be one of the best things one can stumble upon on YouTube, and this video, showing how the introduction of writing systems changed the world, one alphabet at a time, is proof of it.

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Watch Christianity’s 2,016-year spread, in just 90 seconds

In just two and a half minutes, we can appreciate how some different writing systems developed independently in different geographic areas, while watching them unfold from their common roots — from Sumerian pictograms, through Proto-Canaanite alphabets, all the way to Latin.

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WATCH: Map of how religion spread throughout the world